I think it is 50°. If 130 is also the angle of elevation, then it is also the angle of depression. So the two angles up there (depression and x) equal 180 so - 130 = 50.
Answer:
Three substances were responsible for most chemical-weapons injuries and deaths during World War I: chlorine, phosgene, and mustard gas.
Explanation:
D. A good that takes a long time to produce, is expensive and can be made with only a few available resources
The Albany Plan of Union<span> was a </span>plan<span> to create a unified government for the Thirteen Colonies, suggested by </span>Benjamin Franklin<span>, t</span>
